HUMEYRA PAMUK and MATT SPETALNICK THE United States is preparing to impose sanctions on at least a dozen Chinese officials over their alleged role in Beijing's disqualification of elected opposition legislators in Hong Kong, according to three sources, including a U.S. official familiar with the matter. The move, which could come as soon as Monday, will target officials from the Chinese Communist Party (CCP) as President Donald Trump's administration keeps up pressure on Beijing in his final weeks in office. President-elect Joe Biden takes over on January 20. The State Department and the White House did not immediately respond to…